CVE-2026-43204

ASoC: qcom: q6asm: drop DSP responses for closed data streams

MEDIUM
5.5
CVSS Score
Published: May 6, 2026 at 11:28 AM UTC
Updated: October 30, 2026 at 01:18 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: q6asm: drop DSP responses for closed data streams 'Commit a354f030dbce ("ASoC: qcom: q6asm: handle the responses after closing")' attempted to ignore DSP responses arriving after a stream had been closed. However, those responses were still handled, causing lockups. Fix this by unconditionally dropping all DSP responses associated with closed data streams.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

4.18 ≤ v < 6.19.64.1868fd8480bb7baaf361e983f75d8571f25e017c67
Vendor states this is fixed in 3249251eac6081d5169ba09f2d9cca66ab0cab0d (fixed)
Vendor states this is fixed in 8a066a81ee0c1b6cdbd81393536c3b2d19ccef25 (fixed)
Vendor states this is fixed in 4.18 (unaffected)
Vendor states this is fixed in 6.12.114 (unaffected)
Vendor states this is fixed in 6.18.57 (unaffected)
Vendor states this is fixed in 6.19.6 (unaffected)
Vendor states this is fixed in 6.6.160 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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